[Piglit] [PATCH] gl-1.0-simple-readbuffer: new trivial glReadBuffer() test

[Brian Paul]

To test a failing assertion regression in Mesa.
---
 tests/all.py                          |  1 +
 tests/spec/gl-1.0/CMakeLists.gl.txt   |  1 +
 tests/spec/gl-1.0/simple-readbuffer.c | 55 +++++++++++++++++++++++++++++++++++
 3 files changed, 57 insertions(+)
 create mode 100644 tests/spec/gl-1.0/simple-readbuffer.c

diff --git a/tests/all.py b/tests/all.py
index e5a79cc..c7088ca 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -1015,6 +1015,7 @@ with profile.group_manager(
     g(['gl-1.0-readpixsanity'])
     g(['gl-1.0-logicop'])
     g(['gl-1.0-no-op-paths'])
+    g(['gl-1.0-simple-readbuffer'])
 
 with profile.group_manager(
         PiglitGLTest,
diff --git a/tests/spec/gl-1.0/CMakeLists.gl.txt b/tests/spec/gl-1.0/CMakeLists.gl.txt
index 80b2fde..219b9b1 100644
--- a/tests/spec/gl-1.0/CMakeLists.gl.txt
+++ b/tests/spec/gl-1.0/CMakeLists.gl.txt
@@ -29,6 +29,7 @@ piglit_add_executable (gl-1.0-rastercolor rastercolor.c)
 piglit_add_executable (gl-1.0-readpixsanity readpix.c)
 piglit_add_executable (gl-1.0-readpixels-oob readpixels-oob.c)
 piglit_add_executable (gl-1.0-rendermode-feedback rendermode-feedback.c)
+piglit_add_executable (gl-1.0-simple-readbuffer simple-readbuffer.c)
 piglit_add_executable (gl-1.0-swapbuffers-behavior swapbuffers-behavior.c)
 
 # vim: ft=cmake:
diff --git a/tests/spec/gl-1.0/simple-readbuffer.c b/tests/spec/gl-1.0/simple-readbuffer.c
new file mode 100644
index 0000000..e5b67bf
--- /dev/null
+++ b/tests/spec/gl-1.0/simple-readbuffer.c
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2016 VMware, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+/**
+ * Test that a single glReadBuffer() call works (doesn't crash)
+ */
+
+#include "piglit-util-gl.h"
+
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+	config.supports_gl_compat_version = 10;
+	config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
+PIGLIT_GL_TEST_CONFIG_END
+
+
+enum piglit_result
+piglit_display(void)
+{
+	/* never get here */
+	return PIGLIT_PASS;
+}
+
+
+void
+piglit_init(int argc, char **argv)
+{
+	glReadBuffer(GL_FRONT);
+
+	if (!piglit_check_gl_error(GL_NO_ERROR)) {
+		piglit_report_result(PIGLIT_FAIL);
+	}
+
+	piglit_report_result(PIGLIT_PASS);
+}
-- 
1.9.1